Seagate recently rolled out a few new products to their BlackArmor lineup and now weˇ¦re here to tell you all about them, first hand. Before we go any further though, you probably may be wondering what the difference is between the BlackArmor series and the FreeAgent series. Simply put, the BlackArmor lineup is more for small business use and the software included is more fitted towards small businesses, while the FreeAgent line is fitted towards just plain, everyday users. This first review out of the three will be all about the 500GB 2.5-inch external drive known as the BlackArmor PS 110.